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Home >> Jeep >> 2023 >> Grand Cherokee Altitude, AWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 80 (8HP75 Automatic Transmission - DTCS P1DCE-00 To U1489-00) >> DTC Troubleshooting >> P1DDE-00-Ignition Run/Start Input 1/2 Correlation >> Possible Causes

Possible Causes

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Possible Causes
FUSED IGNITION CIRCUIT OPEN OR HIGH RESISTANCE
BODY CONTROL MODULE (BCM)
TRANSMISSION CONTROL MODULE (TCM) ASSEMBLY

Always perform the PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE before proceeding. Refer to  PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  .